OC34 Characterizations of Engine Aged Cu/CHA Urea SCR Catalyst

Wednesday, June 8, 2011: 10:00 AM
Cartier Ballroom (Detroit Marriott Hotel at the Renaissance Center )
Yisun Cheng1, Mark Jagner1, Hungwen Jen2, Christine Lambert1, Ja Hun Kwak3, Do Heui Kim3 and Charles H.F. Peden3, (1)Research and Innovation Center, Ford Motor Company, Dearborn, MI, (2)Chemical Engineering Department, Research and Innovation Center, Ford Motor Company MD 3179 RIC, Dearborn, MI, (3)Institute for Interfacial Catalysis, Pacific Northwest National Laboratory, Richland, WA
A set of Cu/CHA SCR catalysts aged for 50K miles on a Super Duty diesel truck were investigated. New insights were obtained on the practical catalyst system exposed to actual engine aging conditions by performance measurements coupled with state-of-the-art characterization of the catalysts.